2. What is the pupil of the eye?
3. How is it made larger or smaller?
4. Why does it change in size?
5. What can a cat's eyes do?
6. Where is the nerve of the eye?
7. What work does it do?
8. Why must one be careful of his eyes?
9. Where should the light be for reading or studying?
10. Tell the story of the boys who looked at the sun.
11. Tell the story of the boy who made himself cross-eyed.